*{padding: 0px;margin: 0px;font-size: 1.15em;font-family: 微软雅黑;}
body{background: url(../img/zhuce2.jpg)no-repeat;background-size: 100%;}
form{margin-top: 120%;}
input{width: 49%;height: 120px;background-size: 100%;border: none;margin-left: 27%;text-align: center;}
#sub{margin-top: 7%;width: 33%;margin-left: 33%;border: none;opacity: 0;}